The front-facing 2 X 2W sound experience is perfect for virtual meetings and online classroom sessions Flexible setup by lift funtionality to support selected P/T - 30 series monitors and be in the position for your needs The ThinkVision MS30 Monitor Soundbar delivers crystal clear and quality sound directly from the front 2 X 2W speakers, so your virtual meetings and classroom experiences are always rich.Its sleek, less than 30mm, modular design is free of cable clutter and pairs perfectly with your ThinkVision P and T Series monitors.It comes with a Security Lock that keeps it safe from physical theft once connected. Lenovo ThinkColour software enables convenient display features for a stress-free experience. Audio Front speaker sensitivity 85 dB RMS rated power 4 W Audio output channels 2.0 channels Soundbar speaker Number of woofer drivers 2 Total Harmonic Distortion (THD) 3% Signal-to-Noise Ratio (SNR) 64 dB Impedance 4Soundbar speaker RMS power 4 W Subwoofer Subwoofer included